Global Patent Index - EP 0203692 B1

EP 0203692 B1 19891220 - FUEL OIL COMPOSITIONS

Title (en)

FUEL OIL COMPOSITIONS

Publication

EP 0203692 B1 19891220 (EN)

Application

EP 86302798 A 19860415

Priority

  • GB 8510721 A 19850426
  • GB 8530907 A 19851216

Abstract (en)

[origin: EP0203692A1] A fuel oil composition containing a minor proportion by weight of a mixture of 20 to 40 wt% of a polyphenol, a sulphurised polyphenol or a hindered phenol and 80 to 60 wt% of a cyclic amide derived from a dicarboxylic acid or anhydride having a hydrogen-and-carbon containing substituent of at least 40 carbon atoms and a polyalkylene polyamine having at least 2 nitrogen atoms and at least 3 carbon atoms (other than carbon atoms in the branched substituents) between the terminal amino groups.A suitable additive is a 70% by weight of the macrocyclic derivative of polyisobutenyl succinic anhydride (MW 1300) and penta propylene hexamine and 30% by weight of 4,4' methylene bis (2,6 di tert butyl phenol).

IPC 1-7

C10L 1/14; C10L 1/18; C10L 1/22

IPC 8 full level

C10L 1/183 (2006.01); C10L 1/14 (2006.01); C10L 1/18 (2006.01); C10L 1/224 (2006.01); C10L 1/24 (2006.01); C10L 1/22 (2006.01)

CPC (source: EP US)

C10L 1/143 (2013.01 - EP US); C10L 1/1835 (2013.01 - EP US); C10L 1/2383 (2013.01 - EP US); C10L 1/2412 (2013.01 - EP US)

Citation (examination)

US 3271295 A 19660906 - GONZALEZ GERARDO A

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI LU NL SE

DOCDB simple family (publication)

EP 0203692 A1 19861203; EP 0203692 B1 19891220; AU 5671686 A 19870618; AU 583114 B2 19890420; CA 1270646 A 19900626; CN 86103589 A 19870527; CN 86103589 B 19880727; DE 3667668 D1 19900125; IN 167913 B 19910105; JP 2510989 B2 19960626; JP S61276894 A 19861206; US 4744801 A 19880517

DOCDB simple family (application)

EP 86302798 A 19860415; AU 5671686 A 19860424; CA 507513 A 19860424; CN 86103589 A 19860426; DE 3667668 T 19860415; IN 360DE1986 A 19860423; JP 9660886 A 19860425; US 85518086 A 19860423